[Home](./index.md) > [puppeteer](./puppeteer.md) > [BrowserLaunchArgumentOptions](./puppeteer.browserlaunchargumentoptions.md) > [userDataDir](./puppeteer.browserlaunchargumentoptions.userdatadir.md) ## BrowserLaunchArgumentOptions.userDataDir property Path to a user data directory. [see the Chromium docs](https://chromium.googlesource.com/chromium/src/+/master/docs/user_data_dir.md) for more info. Signature: ```typescript userDataDir?: string; ```